Section 8. If the boundary line between towns is formed wholly or partly by a stream or by a highway, a survey and plan of such stream or highway shall be made by said department, based on the triangulation common to the other town boundary lines, and the plan shall be filed in the office of said department.
Structure Massachusetts General Laws
Part I - Administration of the Government
Title VII - Cities, Towns and Districts
Chapter 42 - Boundaries of Cities and Towns
Section 4 - Boundary Monuments; Erection
Section 7 - Changes in Boundaries of Adjoining Towns
Section 8 - Boundaries Formed by Stream or Highway; Filing of Plan
Section 9 - Triangulation Points as Evidence of Town Lines
Section 10 - Obliteration of Monuments; Restrictions